fix: allow path_outputs to be outside of root dir

allows Gradio to serve outputs when folder has been changed in the config

webui.py

@@ -626,5 +626,6 @@ shared.gradio_root.launch(
     server_port=args_manager.args.port,
     share=args_manager.args.share,
     auth=check_auth if (args_manager.args.share or args_manager.args.listen) and auth_enabled else None,
+    allowed_paths=[modules.config.path_outputs],
     blocked_paths=[constants.AUTH_FILENAME]
 )